How it works
Steps
- 1Activate Altar of Dementia by sacrificing Glasspool Mimic.
- 2When Glasspool Mimic dies, its second ability triggers, returning itself to the battlefield as a copy of Cavalier of Night.
- 3When Glasspool Mimic enters the battlefield, its first ability triggers, choose not to sacrifice a creature.
- 4Resolve the Altar of Dementia ability, causing target player to mill cards equal to Glasspool Mimic's power.
- 5Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?